#66120C
Closest named color: Reddy Brown (#6E1005). oklch(33.4% 0.118 29.2), rgb(102, 18, 12).
Aa
White text reads best on this color (12.67:1).
About this color
#66120C is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.118 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.018 away. White text reads best on it, at 12.67:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.118) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.65:1 |
| White text | 12.67:1 |
Values
| HEX | #66120C |
| RGB | rgb(102, 18, 12) |
| HSL | hsl(4, 79%, 22%) |
| OKLCH | oklch(33.4% 0.118 29.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #66120C | 12.67:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #66120C | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #66120C text on white | 12.67:1 | AAA | Lc 97.4 | Preferred for body text |
| #66120C text on black | 1.65:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F8CEC7
oklch(88.6% 0.049 29.1)
-
Step 300
300
#F5ABA0
oklch(80.9% 0.089 28.6)
-
Step 400
400
#EC7B6C
oklch(70.8% 0.142 29)
-
Step 500
500
#E25344
oklch(63.2% 0.181 29.1)
-
Step 600
600
#CD2E23
oklch(55.5% 0.197 29.1)
-
Step 700
700
#B11E15
oklch(49.1% 0.183 29.3)
-
Step 800
800
#901D15
oklch(42.7% 0.152 29.1)
-
Step 900
900 (this color)
#66120C
oklch(33.4% 0.118 29.2)
-
Step 950
950
#44140F
oklch(26.9% 0.075 28.9)
#66120C with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #2D270A | 0.126 |
| Deuteranopia (no green cones) | #413907 | 0.115 |
| Tritanopia (no blue cones) | #710012 | 0.028 |
| Achromatopsia (no color) | #333333 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66120C
#66120C
oklch(33.4% 0.118 29.2)
- #003E46
#003E46
oklch(33.3% 0.057 209.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #66120C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.018
- Claret #680018 ΔE 0.027
- Blood #770001 ΔE 0.037
- Burgundy #610023 ΔE 0.046
- Wine Red #7B0323 ΔE 0.055
- Maroon #800000 ΔE 0.056
- Chestnut #742802 ΔE 0.058
- Bordeaux #7B002C ΔE 0.064
Use #66120C in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.